| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.felix.dm.runtime.itest.components; |
| |
| import java.io.IOException; |
| import java.util.Dictionary; |
| import java.util.Hashtable; |
| |
| import org.apache.felix.dm.annotation.api.Component; |
| import org.apache.felix.dm.annotation.api.ConfigurationDependency; |
| import org.apache.felix.dm.annotation.api.ServiceDependency; |
| import org.apache.felix.dm.annotation.api.Start; |
| import org.apache.felix.dm.annotation.api.Stop; |
| import org.apache.felix.dm.itest.util.Ensure; |
| import org.junit.Assert; |
| import org.osgi.service.cm.Configuration; |
| import org.osgi.service.cm.ConfigurationAdmin; |
| |
| public class OptionalConfiguration { |
| public final static String ENSURE_CONF_CREATOR = "OptionalConfiguration.Conf.Creator"; |
| public final static String ENSURE_CONF_CONSUMER = "OptionalConfiguration.Conf.Consumer"; |
| final static String PID = "OptionalConfiguration.pid"; |
| |
| public static interface MyConfig { |
| public default String getTestkey() { return "default"; } |
| } |
| |
| @Component |
| public static class OptionalConfigurationConsumer { |
| @ServiceDependency(required = true, filter = "(name=" + ENSURE_CONF_CONSUMER + ")") |
| public volatile Ensure m_ensure; |
| |
| protected volatile int m_updateCount; |
| |
| @ConfigurationDependency(pid=PID, required=false) |
| public void updated(MyConfig cnf) { // optional configuration, called after start(), like any other optional dependency callbacks. |
| if (cnf != null) { |
| m_updateCount ++; |
| if (m_updateCount == 1) { |
| if (!"default".equals(cnf.getTestkey())) { |
| Assert.fail("Could not find the configured property."); |
| } |
| } else if (m_updateCount == 2) { |
| if (!"testvalue".equals(cnf.getTestkey())) { |
| Assert.fail("Could not find the configured property."); |
| } |
| m_ensure.step(2); |
| } else if (m_updateCount == 3) { |
| if (!"default".equals(cnf.getTestkey())) { |
| Assert.fail("Could not find the configured property."); |
| } |
| m_ensure.step(3); |
| } |
| } else { |
| // configuration destroyed: should never happen |
| m_ensure.throwable(new Exception("lost configuration")); |
| } |
| } |
| |
| @Start |
| public void start() { |
| m_ensure.step(1); |
| } |
| |
| @Stop |
| public void stop() { |
| m_ensure.step(4); |
| } |
| } |
| |
| @Component |
| public static class ConfigurationCreator { |
| @ServiceDependency |
| private volatile ConfigurationAdmin m_ca; |
| |
| @ServiceDependency(required = true, filter = "(name=" + ENSURE_CONF_CREATOR + ")") |
| private Ensure m_ensure; |
| |
| Configuration m_conf; |
| |
| @Start |
| public void start() { |
| try { |
| Assert.assertNotNull(m_ca); |
| m_conf = m_ca.getConfiguration(PID, null); |
| Dictionary<String, Object> props = new Hashtable<>(); |
| props.put("testkey", "testvalue"); |
| m_conf.update(props); |
| } |
| catch (IOException e) { |
| Assert.fail("Could not create configuration: " + e.getMessage()); |
| } |
| } |
| |
| @Stop |
| public void stop() throws IOException { |
| m_conf.delete(); |
| } |
| } |
| |
| } |